/Engine/Source/Runtime/CoreUObject/Public/UObject/MetaData.h
Set the key/value pair in the Property's metadata
void SetObjectValues ( const [UObject](API\Runtime\CoreUObject\UObject\UObject) * Object, const [TMap](API\Runtime\Core\Containers\TMap)< [FName](API\Runtime\Core\UObject\FName), [FString](API\Runtime\Core\Containers\FString) > & Values )